package com.swl.small.search.service.impl;

import com.alibaba.fastjson.JSON;
import com.swl.common.to.es.SkuEsModel;
import com.swl.small.search.config.SmallElasticSearchConfig;
import com.swl.small.search.constant.EsConstant;
import com.swl.small.search.service.ProductSaveService;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.stereotype.Service;

import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

@Slf4j
@Service
public class ProductSaveServiceImpl implements ProductSaveService {

    RestHighLevelClient restHighLevelClient;

    @Override
    public boolean productStatusUp(List<SkuEsModel> skuEsModels) throws IOException {
        //保存到es
        //1.在es中建立索引product，建立好映射关系mapping
        //2.在es中保存数据
        BulkRequest bulkRequest = new BulkRequest();
        for (SkuEsModel skuEsModel : skuEsModels) {
            //构造保存请求
            IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
            indexRequest.id(skuEsModel.getSkuId().toString());
            String s = JSON.toJSONString(skuEsModel);
            indexRequest.source(s, XContentType.JSON);
            bulkRequest.add(indexRequest);
        }
        BulkResponse bulk = restHighLevelClient.bulk(bulkRequest, SmallElasticSearchConfig.COMMON_OPTIONS);
        //todo 如果保存出错，需要处理
        boolean b = bulk.hasFailures();
        List<String> lists = Arrays.stream(bulk.getItems()).map(item -> item.getId()).collect(Collectors.toList());
        log.error("商品上架完成：{}", lists);
        return b;
    }

}
